Without the global CFC ban we would already be facing the reality of a 'scorched earth', according to researchers measuring the impact of the Montreal Protocol.
Environment
Aug 18, 2021
20
1592
Oxygen-producing bacteria emerged a thousand millions years before the great oxygenation event approximately 2400 million years ago, scientists have found.
Evolution
Aug 18, 2021
1
311
Ozone plays a vital role in Earth's climate system. In the stratosphere, which begins about six miles (9.7 kilometers) off the ground, ozone protects the planet from harmful ultraviolet radiation. Lower in the atmosphere, ...
Earth Sciences
Aug 10, 2021
0
5
You may have seen the before-and-after-lockdown photos of major cities that appear to show dramatic changes in air quality. In one, the India Gate war memorial in New Delhi is barely visible amid the smog. Then, during lockdown, ...
Environment
Aug 3, 2021
1
4
Long-term studies of ozone and water vapor in the atmosphere of Mars could lead to better understanding of atmospheric chemistry for the Earth. A new analysis of data from ESA's Mars Express mission has revealed that our ...
Planetary Sciences
Jul 23, 2021
0
247
After years of waiting, Richard Branson's journey to space this month on a Virgin Galactic vessel was supposed to be a triumphant homecoming. Instead, the jaunt attracted significant criticism—about its carbon footprint.
Environment
Jul 18, 2021
7
1430
Two factors that play a key role in climate change—increased climate warming and elevated ozone levels—appear to have detrimental effects on soybean plant roots, their relationship with symbiotic microorganisms in the ...
Environment
Jul 9, 2021
3
157
Injecting sulfur into the stratosphere to reduce solar radiation and stop the Greenland ice cap from melting. It's an interesting scenario, but not without risks. Climatologists from the University of Liège have looked into ...
Earth Sciences
Jul 7, 2021
3
18
Ozone levels in the earth's troposphere (the lowest level of our atmosphere) can now be forecasted with accuracy up to two weeks in advance, a remarkable improvement over current systems that can accurately predict ozone ...
Environment
Jun 24, 2021
0
38
There is a race going on high in the atmosphere above the Arctic, and the ozone layer that protects Earth from damaging ultraviolet (UV) radiation will lose the race if greenhouse gas emissions aren't reduced quickly enough.
Environment
Jun 23, 2021
2
39
